From 776251867d07cca2866908186ef245f72596ce75 Mon Sep 17 00:00:00 2001 From: Rich Felker Date: Thu, 18 Oct 2012 20:26:41 -0400 Subject: [PATCH] avoid raising spurious division-by-zero exception in printf --- src/stdio/vfprintf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/stdio/vfprintf.c b/src/stdio/vfprintf.c index 6525938f..4a2752b2 100644 --- a/src/stdio/vfprintf.c +++ b/src/stdio/vfprintf.c @@ -200,7 +200,7 @@ static int fmt_fp(FILE *f, long double y, int w, int p, int fl, int t) char ebuf0[3*sizeof(int)], *ebuf=&ebuf0[3*sizeof(int)], *estr; pl=1; - if (y<0 || 1/y<0) { + if (signbit(y)) { y=-y; } else if (fl & MARK_POS) { prefix+=3; -- 2.25.1